n. a person who enjoys fixing and experimenting with machines and their parts
n. formerly a person (traditionally a Gypsy) who traveled from place to place mending pots and kettles and other metal utensils as a way to earn a living
v. work as a tinker or tinkerer
v. try to fix or mend
n. 补锅匠, 会做各种修补活计的人
vi. 做焊锅匠, 笨拙的修补
vt. 修补